我想在我的linux控制台中看到一个自动刷新的MySQL查询结果.
这样的事情:
while [ 1 ]
do
clear
//some special way of executing 'select id from updates order by id desc limit 1'
sleep 1
done
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谢谢
我调查了python中全局变量的范围仅限于模块.但我需要范围在不同模块之间是全局的.有这样的事吗?我玩了__builtin__但没有运气.
提前致谢!
假设我有 3 个集合,cars, bikes, vehicles。
cars 集合为:
{
{
"_id": "car1",
"carBrand": "Audi",
"color": "blue"
},
{
"_id": "car2",
"carBrand": "BMW",
"color": "white"
}
}
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bikes 集合为:
{
{
"_id": "bike1",
"bikeBrand": "Audi",
"color": "red"
},
{
"_id": "bike2",
"carBrand": "BMW",
"color": "white"
}
}
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并且该 vehicles 集合实际上只有对cars和bikes集合的引用
{
{
"_id": "vehicle1",
"vehicleType": "cars",
"vehicleId": "car1"
},
{
"_id": "vehicle2",
"vehicleType": "cars",
"vehicleId": "car2"
},
{
"_id": "vehicle3",
"vehicleType": "bikes",
"vehicleId": "bike1" …Run Code Online (Sandbox Code Playgroud) 我想开始一段python脚本一千次!而不是尝试逐个启动它们如何从linux命令行执行此操作?
现在,我这样做:
nohup python test.py &
nohup python test.py &
nohup python test.py &
nohup python test.py &
nohup python test.py &
...
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提前致谢.
我目前设法将OpenStreetMap集成到Google Maps API中,如本例所示.我想知道我是否也可以将Bing Maps 磁贴集成到Google Maps API中.可能吗?我找不到任何相关的东西.
注意:我确实知道mapstraction,但是现在,我想坚持使用Google Maps API.
提前致谢.
command-line ×2
linux ×2
python ×2
bing-maps ×1
console ×1
google-maps ×1
mongodb ×1
mysql ×1
openlayers ×1
scope ×1
shell ×1